<template>
  <div class="app-container">

    <el-row :gutter="10"  class="mb8">
      <el-col :span="24">
        <el-descriptions class="margin-top" title="学生信息" :column="3"  border>
          <el-descriptions-item>
            <template slot="label">
              <i class="el-icon-user"></i>
              学生
            </template>
            {{student.name}}
          </el-descriptions-item>
          <el-descriptions-item>
            <template slot="label">
              <i class="el-icon-user"></i>
              联系人
            </template>
            {{student.guardian}}
          </el-descriptions-item>
          <el-descriptions-item>
            <template slot="label">
              <i class="el-icon-mobile-phone"></i>
              联系电话
            </template>
            {{student.guardianPhone}}
          </el-descriptions-item>

        </el-descriptions>
      </el-col>
    </el-row>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['edu:wrongQuestionBank:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['edu:wrongQuestionBank:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['edu:wrongQuestionBank:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['edu:wrongQuestionBank:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="bankList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="学科" align="center" prop="subject" />
      <el-table-column label="题干" align="center" prop="title" />
      <el-table-column label="题目类型" align="center" prop="questionType" />
      <el-table-column label="答案分析" align="center" prop="questionAnalysis" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['edu:wrongQuestionBank:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['edu:wrongQuestionBank:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改错题库对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">

        <el-form-item label="学科" prop="subject">
          <el-radio-group v-model="form.subject" size="mini" >
            <el-radio  border v-for="dict in dict.type.edu_subject"  :key="dict.value" :label="dict.value">{{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="题干" prop="title">
          <el-input v-model="form.title" type="textarea" placeholder="请输入内容" />
        </el-form-item>

        <el-form-item label="答案分析" prop="questionAnalysis">
          <el-input v-model="form.questionAnalysis" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>

    <el-dialog :title="upload.title" :visible.sync="upload.open" width="400px" append-to-body>
      <el-upload ref="upload" :limit="1" accept=".xlsx, .xls" :headers="upload.headers" :action="upload.url + '?updateSupport=' + upload.updateSupport" :disabled="upload.isUploading" :on-progress="handleFileUploadProgress" :on-success="handleFileSuccess" :auto-upload="false" drag>
        <i class="el-icon-upload"></i>
        <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
        <div class="el-upload__tip text-center" slot="tip">
          <div class="el-upload__tip" slot="tip">
            <el-checkbox v-model="upload.updateSupport" />是否更新已经存在的用户数据
          </div>
          <span>仅允许导入xls、xlsx格式文件。</span>
          <el-link type="primary" :underline="false" style="font-size: 12px; vertical-align: baseline" @click="importTemplate">下载模板</el-link>
        </div>
      </el-upload>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitFileForm">确 定</el-button>
        <el-button @click="upload.open = false">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listWrongQuestionBank, getWrongQuestionBank, delWrongQuestionBank, addWrongQuestionBank, updateWrongQuestionBank } from "@/api/edu/wrongQuestionBank";
import { getStudent } from "@/api/edu/student";
import { getToken } from '@/utils/auth'

export default {
  name: "wrongQuestionBank",
  dicts:['edu_subject'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 错题库表格数据
      bankList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        studentId: null,
        subject: null,
        title: null,
        questionType: null,
        options: null,
        knowledgePoints: null,
        questionAnalysis: null,
        tenantId: null,
        tenantName: null,
        isDeleted: null
      },
      // 表单参数
      form: {},
      student:{},
      upload: {
        // 是否显示弹出层（用户导入）
        open: false,
        // 弹出层标题（用户导入）
        title: "",
        // 是否禁用上传
        isUploading: false,
        // 是否更新已经存在的用户数据
        updateSupport: 0,
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
        // 上传的地址
        url: process.env.VUE_APP_BASE_API + "/system/user/importData"
      },
      // 表单校验
      rules: {
        studentId: [
          { required: true, message: "学生id不能为空", trigger: "blur" }
        ],
      }
    };
  },
  created() {
    const studentId = this.$route.params && this.$route.params.studentId;
    this.getStudentInfo(studentId);
    this.getList();
  },
  methods: {
    /** 查询错题库列表 */
    getList() {
      this.loading = true;
      listWrongQuestionBank(this.queryParams).then(response => {
        this.bankList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        studentId: null,
        subject: null,
        title: null,
        questionType: null,
        options: null,
        knowledgePoints: null,
        questionAnalysis: null,
        tenantId: null,
        tenantName: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        isDeleted: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加错题库";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids
      getWrongQuestionBank(id).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改错题库";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.id != null) {
            updateWrongQuestionBank(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addWrongQuestionBank(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal.confirm('是否确认删除错题库编号为"' + ids + '"的数据项？').then(function() {
        return delWrongQuestionBank(ids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('edu/wrong/question/bank/export', {
        ...this.queryParams
      }, `bank_${new Date().getTime()}.xlsx`)
    },
    getStudentInfo(studentId){
      getStudent(studentId).then(response => {
        this.student = response.data;
      })
    }
  }
};
</script>
